Wide Area Networks (WANs) and Wireless Wide Area Networks (WWANs)

A Wide Area Network (WAN) provides connectivity to the internet or a remote network. A WAN configuration consists of the following:

• A physical device, such as an Ethernet device or a cellular modem.
• Several networking parameters for the WAN, such as firewall configuration and IPv4 and IPv6 support.
• Several parameters controlling failover.